Firm Analyst
Bank of America Merrill Lynch   Rachel McMinn
Credit Suisse   Catherine Arnold
J.P. Morgan   Geoffrey Meacham
Ladenburg Thalman   Juan Sanchez
Morgan Stanley   David Friedman
Wedbush PacGrow Life Sciences   Gregory Wade

Ironwood Pharmaceuticals, Inc. is followed by the analyst(s) listed above. Please note that any opinions, estimates or forecasts regarding Ironwood Pharmaceuticals, Inc.'s performance made by these analysts are theirs alone and do not represent opinions, forecasts or predictions of Ironwood Pharmaceuticals, Inc. or its management. Ironwood Pharmaceuticals, Inc. does not by its reference above or distribution imply its endorsement of or concurrence with such information, conclusions or recommendations.